Java example source code file (JArrayClass.java)

This example Java source code file (JArrayClass.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

iterator, jarrayclass, jclass, jcodemodel, jpackage, jtype, list, string, util

The JArrayClass.java Java example source code

/*
 * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

package com.sun.codemodel.internal;

import java.util.Iterator;
import java.util.Collections;
import java.util.List;

/**
 * Array class.
 *
 * @author
 *      Kohsuke Kawaguchi (kohsuke.kawaguchi@sun.com)
 */
final class JArrayClass extends JClass {

    // array component type
    private final JType componentType;


    JArrayClass( JCodeModel owner, JType component ) {
        super(owner);
        this.componentType = component;
    }


    public String name() {
        return componentType.name()+"[]";
    }

    public String fullName() {
        return componentType.fullName()+"[]";
    }

    public String binaryName() {
        return componentType.binaryName()+"[]";
    }

    public void generate(JFormatter f) {
        f.g(componentType).p("[]");
    }

    public JPackage _package() {
        return owner().rootPackage();
    }

    public JClass _extends() {
        return owner().ref(Object.class);
    }

    public Iterator<JClass> _implements() {
        return Collections.<JClass>emptyList().iterator();
    }

    public boolean isInterface() {
        return false;
    }

    public boolean isAbstract() {
        return false;
    }

    public JType elementType() {
        return componentType;
    }

    public boolean isArray() {
        return true;
    }


    //
    // Equality is based on value
    //

    public boolean equals(Object obj) {
        if(!(obj instanceof JArrayClass))   return false;

        if( componentType.equals( ((JArrayClass)obj).componentType ) )
            return true;

        return false;
    }

    public int hashCode() {
        return componentType.hashCode();
    }

    protected JClass substituteParams(JTypeVar[] variables, List<JClass> bindings) {
        if( componentType.isPrimitive() )
            return this;

        JClass c = ((JClass)componentType).substituteParams(variables,bindings);
        if(c==componentType)
            return this;

        return new JArrayClass(owner(),c);
    }

}